Illustrations 



XVll 



FIG. PAGE 



1 80. 39-lb. Female Salmon Bull-Trout. Second return from the sea, showing spots. 



Caught \vith fly by Archibald Coats, Esq., 3rd September 1907 . . 181 

 iSr. 4o-lb. Tay Salmon. First return from the sea, not having spawned. June 



1904 ......... 182 



182. 42-lb. Tay Salmon. Second return from the sea, having spawned once . 184 



183. Male Sea-Trout or Bull Trout. 8 Ibs. The Till, 1st August 1911. Showing 



the eye above the level of the mouth. The same can be seen in the smolt stage 185 



184. Female Salmon. 16 Ibs. The Tay, August 191 i. Showing the eye below the 



level of the mouth. The same can be seen in the smolt stage . . 185 



185. Female Sea-Trout. 5 Ibs. The Tay, August 1911. Showing the eye above 



the level of the mouth . . . . . . .186 



1 86. Brown Trout. 2 Ibs. August 1911. Showing the eye above the level of the mouth 186 



187. g-lb. Durness Trout, Sutherland. June 1908 . 188 



188. Scale of Trout. i oz. Loch Leven. ist February 1906 189 



189. Scale of Trout. \ Ib. Loch Leven. 22nd August 1906 . . 189 



190. Scale of Trout. ^ Ib. Loch Leven. August 1906 . 189 



191. Scale of 1 rout. i ? T Ibs. Loch Leven. 25th July 1906 . . . 189 



192. Scale of Trout. 2! Ibs. Loch Leven. 251)1 July 1906 . . 190 



193. Male and Female Trout spawning. Female turned on her side, digging up the 



gravel . . . . . . . . .191 



194. Trout Spawning-Bed, showing the gravel heaped up . .192 



195. 2-lb. Brown Trout Kelt. Loch Dupplin. March 1906 . . 193 



196. i-lb. Loch Slattell Trout, Sutherland. July 1900 . . . .194 



197. Loch Slattell Trout, Sutherland; average I Ib. July 1902 . 195 



198. 3-lb. Loch Crosophuill Trout, Sutherland. June 1900 . . . 196 



199. 4-lb. Loch Crosophuill Trout, Sutherland. June 1903 . . . 197 



200. 5-lb. Loch Crosophuill Trout, Sutherland. June 1900. . 198 



20 1. 1-11). Loch Gorm Trout, Scourie, Sutherland. July 1904 . . .199 



202. 2-lb. Female Tidal Trout, the Estuary of the Tay. June 1902 . 200 



203. Gillaroo Trout, Loch Mulach-Corrie, Sutherland . 201 



204. Loch More Trout, average 2 Ibs., showing condition greatly improved by 



extended feeding area of loch. Caithness, July 1908 . . . 202 



205. (i) Brown Trout and (2) Sea-Trout, i Ibs. each, from the Tay, showing the 



difference. 2oth April 1908 . . . 203 



206. Loch Scye, Caithness. July 1902 . . . 204 



207. Loch Balligill Trout, Melvich, Sutherland. July 1901 . . 205 



208. Loch Hundland Trout, Orkney. fuly 1899 ..... 206 



209. f-lb. German Trout, 2^- years old ...... 207 



210. ig.V-lb. Loch Killarney Trout. April 1907 . ... 208 

 211 Scale of Trout. 19^ Ibs. Killarney. April 1907 .... 209 



